Port Moresby is the modern capital of Papua New Guinea. Prior to WWII it was the administrative center of the Australian territory of Papua New Guinea. During the war it was the strategic objective of the Japanese forces during the Battle of Coral Sea and the overland through the infamous Kakoda Trail. Although Japanese invasion attempts were unsuccessful, the area was subjected to many air attacks. After the treat of invasion passed, the area became a major staging area and airfield for further operations.